embassy there is as large as vatican city with almost 200 american troops providing embassy security and handling sales of u.s. arms to the iraqis. it may be a preview of the future of afghanistan in which the united states is pushing ahead with plans to withdraw troops by 2014. the defense secretary leon panetta says our longest war is at a strategic turning point with a new strategy which has reversed five-year trends of growing violence. he says military commanders there are now expressing optimism. >> all of them believe that we have fundamentally turned the tide in that effort after years in which we lacked the right strategy and the necessary resources to try to achieve the mission we were embarked on. >> shepard: the u.s. still has about 65,000 troops in afghanistan. >>> secretary panetta is talking about the attack object the u.s. outpost in benghazi just hours after more classified hearings on capitol hill. that attack killed the u.s. ambassador to libya, chris stevens and three other americans. now the state department is sending lawmakers a report on its benghazi informati